Playing games could definitely cause eye twitching. What is so called eye twitching? It means the eye lid, up lid or down lid or both, tics and spasms quickly and uncontrollably. Eye twitching comes and goes, yet it could last for weeks or even months. These rippling muscle contractions could be caused by eye strain, fatigue, stress, dryness, nutrition imbalance, alcohol, caffeine and allergy. In your situation, it might be caused by eye strain. Playing games for a long time could make your eyes red, dry, and even blurred vision. Your eyes work too hard for a long time. While you are playing games, the muscles of eyes are tightened with stress. If you let your eye muscles keep being tightened, it will get strained, and start to twitch. To avoid eye twitching, you should control your time of eye use. Don't play video games more than 2hours per day. Change your vision focus distance frequently to give your eyes a break. Doing eyes exercises would be great.